Suprmind combines Grok with GPT, Claude, Gemini, and Perplexity in a single...

https://www.inkitt.com/amy_wells

Suprmind combines Grok with GPT, Claude, Gemini, and Perplexity in a single conversation thread, making it easy to compare AI responses side by side. Plans start at $19 for Spark with a full 7-day trial and no credit card required